package com.wangzhan.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.util.Result;
import com.wangzhan.entity.Denglu;
import com.wangzhan.service.DengluManager;


/**
 * Servlet implementation class DengluChaxun
 */
@WebServlet("/DengluChaxun")
public class DengluChaxun extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public DengluChaxun() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		 request.setCharacterEncoding("UTF-8");
			
			request.setCharacterEncoding("UTF-8");
			String pageS = request.getParameter("page");
			int page = 0;
			if (pageS != null && !pageS.equals("")) {
				page = Integer.parseInt(pageS);
			} 

			String limitS = request.getParameter("limit");
			int limit = 0;
			if (limitS != null && !limitS.equals("")) {
				limit = Integer.parseInt(limitS);
			} 

			DengluManager m =new DengluManager();
			ArrayList<Denglu> list = m.query(page, limit);
			int count = m.count();

			response.setContentType("text/json");
			response.setCharacterEncoding("UTF-8");
			Result r = new Result(count, list);
			PrintWriter out = response.getWriter();
			out.print(r.toJson());
			out.flush();
			out.close();
	}

	

	

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}

}
